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Grand Cayman, Cayman Islands

Alpha and Omega Semiconductor (cayman) Ltd.

USPTO Granted Patents = 132

Trademarks = 1

Forward Citations = 252

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102 inventors (with patents filed for the assignee):

Pei-Lun Huang (18 out of 41 patents)

Shekar Mallikarjunaswamy (17 out of 80 patents)

Madhur Bobde (17 out of 172 patents)

4. Yu-Ming Chen (15 out of 25 patents)

5. Jung-Pei Cheng (14 out of 20 patents)

6. Bum-Seok Suh (13 out of 26 patents)

7. Tien-Chi Lin (13 out of 23 patents)

8. Jun Lu (11 out of 106 patents)

9. Zhiqiang Niu (10 out of 36 patents)

10. Lingpeng Guan (10 out of 85 patents)

11. Chris M Young (10 out of 16 patents)

12. Karthik Padmanabhan (9 out of 26 patents)

13. Wonjin Cho (9 out of 10 patents)

14. Son Tran (8 out of 12 patents)

15. Ming-Chen Lu (8 out of 26 patents)

Core Competencies:

Transient Voltage Suppressor

IGBT Light Load Efficiency

Silicon Carbide MOSFET

Super Junction MOSFET

Current Mode Control Modulator

Power Semiconductor Package

Fast Transient Response

Digitally Programmable Amplifier

Multi-Port Power Delivery

High Surge Voltage Suppressor

Resonant Converter Control

Wafer Level Chip Scale Package

132 patents: Sort by Forward Citations

1. 12389691 - Low capacitance bidirectional transient voltage suppressor (2025-08-12),

2. 12021075 - Low capacitance transient voltage suppressor with a mos-triggered silicon controlled rectifier as high-side steering diode (2024-06-25),

3. 11990467 - Low capacitance bidirectional transient voltage suppressor (2024-05-21),

4. 11756993 - IGBT light load efficiency (2023-09-12),

5. 11749716 - Semiconductor device incorporating epitaxial layer field stop zone (2023-09-05),

6. 11711071 - Current mode control modulator including ramp signal generator providing slope compensation (2023-07-25),

7. 11664368 - Low capacitance transient voltage suppressor including a punch-through silicon controlled rectifier as low-side steering diode (2023-05-30),

8. 11569345 - Gas dopant doped deep trench super junction high voltage MOSFET (2023-01-31),

9. 11552078 - Silicon carbide MOSFET with source ballasting (2023-01-10),

10. 11539293 - Fast transient response in DC-to-DC converters (2022-12-27),

11. 11538933 - Schottky diode integrated into superjunction power MOSFETs (2022-12-27),

12. 11522451 - Inductor binning enhanced current sense (2022-12-06),

13. 11522448 - Autonomous current sharing for power stages (2022-12-06),

14. 11508819 - Method for forming super-junction corner and termination structure with graded sidewalls (2022-11-22),

15. 11502607 - Methods and apparatuses for auxiliary transient control system (2022-11-15),

ALPHA AND OMEGA SEMICONDUCTOR (CAYMAN) LTD. is a leading global semiconductor company that designs, develops, and supplies a broad portfolio of power semiconductor products. With a commitment to innovation, quality, and customer satisfaction, ALPHA AND OMEGA SEMICONDUCTOR (CAYMAN) LTD. serves various industries such as automotive, consumer electronics, industrial, and communication markets.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 23 2025

132 Patents

#10 in Grand Cayman

#12 in Cayman Islands

#5,929 in the World

Grand Cayman, Cayman Islands

Alpha and Omega Semiconductor (cayman) Ltd.

Forward Citations = 252

102 inventors:

Pei-Lun Huang (18 out of 41 patents)

Shekar Mallikarjunaswamy (17 out of 80 patents)

Madhur Bobde (17 out of 172 patents)

4. Yu-Ming Chen (15 out of 25 patents)

5. Jung-Pei Cheng (14 out of 20 patents)

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